By Lillian Mongeau December 22, 2015 at 3:20 PM

Part Two: Alison Gopnik, a professor at the University of California at Berkeley, takes big philosophical questions and answers them scientifically. In this part of our interview, Gopnik discusses how children learn that other people don't always prefer goldfish snacks.

By Lillian Mongeau December 21, 2015 at 5:08 PM

Part One: Alison Gopnik, a professor at the University of California at Berkley, takes big philosophical questions and answers them scientifically. In the first part of our interview, she talks about how adept young children are at figuring out the physical world.